No surprise the world's No. 1 phone company had one of the biggest booths of MWC 2016. It had a huge Gear VR experience zone with motion seating for a rollercoaster ride, plus a memory lane filled with some of Samsung's most important phones from the past four decades. Oh, and the Samsung Galaxy S7.

Nokia had a massive booth at Mobile World Congress. While the focus of the stand was on 5G network technologies and even a VR camera, the Nokia CEO confirmed the company will return to making phones in the near future.

Sony has revamped its Xperia phone line up at Mobile World Congress, announcing the Xperia X range as well as a smart Bluetooth earpiece that will read you useful information throughout your day, the Xperia Ear.

SK Telecom is Korea's largest phone carrier, regularly the world first with the most advanced network technologies. In a few years they are likely to be the first to market with 5G networks. That yellow submarine was a VR experience.

A surprise launch for the Huawei MateBook, a 2-in-1 Surface-style notebook, meant Huawei's booth focused on its first laptop instead of phones. Maybe a slick new laptop from the world's No. 3 phone maker will help raise its profile outside its Asian comfort zone.

The makers of Snapdragon processors had a very big booth, showing everything from car infotainment systems to 5G technologies. A clever "invisible museum" area offered an augmented-reality experience looking at how 5G and the Internet of Things would deliver next-generation cities and homes.

A longtime "white label" phone maker that made phones for carriers to rebadge as their own, ZTE is one of the Chinese phone makers putting their own names up in lights now with a very prominent booth at Mobile World Congress.